package org.eoti.io.xls;

/**
 * The MIT License
 * <p/>
 * Copyright (c) 2009 Malachi de AElfweald (malachid@gmail.com)
 * <p/>
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
 * documentation files (the "Software"), to deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * <p/>
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
 * Software.
 * <p/>
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;

import java.util.*;

public class RowIter
	implements Iterable<HSSFRow>, Iterator<HSSFRow>
{
	protected HSSFSheet sheet;
	protected ArrayList<Integer> rows;
	protected int currentRow = 0;

	public RowIter(HSSFSheet sheet, ArrayList<Integer> rows)
	{
		this.sheet = sheet;
		this.rows = rows;
	}

	public int size(){return rows.size();}

	public Iterator<HSSFRow> iterator()
	{
		return new RowIter(sheet, rows);
	}

	public boolean hasNext()
	{
		return currentRow < rows.size();
	}

	public HSSFRow next()
	{
		return sheet.getRow(rows.get(currentRow++));
	}

	public void remove()
	{
		throw new UnsupportedOperationException("Removal not implemented.");
	}
}
